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[" When "5." A copper wire of diameter "1.0mm" carries a current "],[" the of "0.2" A.Copper has "8.4times10^(28)" atoms per cubic "],[" 53.5,metre.Find the drift velocity of electrons,assuming "],[" that one charge carrier of "1.6times10^(-19)C" is associated "],[" with each atom of the metal."]

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